<html>
  <head>
    <script type="application/ld+json">
    {
      "@context": {
        "foo": {"@id": "http://example.com/foo", "@container": "@list"}
      },
      "foo": [{"@value": "bar"}]
    }
    </script>
    <script type="application/ld+json">
    {
      "@context": {"ex": "http://example.com/"},
      "@graph": [
        {"ex:foo": {"@value": "foo"}},
        {"ex:bar": {"@value": "bar"}}
      ]
    }
    </script>
  </head>
</html>